Hi thschrader,

Thank you for the quick response!
I also confirmed the solver runs with the modification
I should learn more about openfoam...

Hi, I tried some example in cfdof workbench but it has error with multiphase (air-water) flow model. I made the model "filling of tank" simililar to https://forum.freecadweb.org/viewtopic.php?f=37&t=24147#p194045 The model is attached. blueCFD-core: installed via freeCAD The calc. cond...